CA2111A Ver la hoja de datos (PDF) - Intersil
Número de pieza
componentes Descripción
Fabricante
CA2111A Datasheet PDF : 5 Pages
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CA2111A
Electrical Specifications TA = 25oC Unless Otherwise Specified (Continued)
PARAMETER
Amplifier Voltage Gain
Detector Recovered Audio Output
Total Harmonic Distortion
SYMBOL
TEST CONDITIONS
AV
VO(AF)
THD
VI = 50µVRMS
VI = 10mVRMS
VI = 10mVRMS
MIN
TYP
MAX UNITS
-
60
-
dB
-
0.72
-
VRMS
-
1.5
-
%
DYNAMIC CHARACTERISTICS fO = 5.5MHz, ∆f = ±50kHz, V+ = 12V, FM Modulation Frequency = 400Hz, Source Resistance = 50Ω
Input Limiting Threshold Voltage
VI(LIM)
-
250
400
µVRMS
AM Rejection
AMR VI = 10mVRMS, 100% FM, 30% AM
-
40
-
dB
Amplifier Voltage Gain
Detector Recovered Audio Output
Total Harmonic Distortion
AV
VO(AF)
THD
VI = 50µVRMS
VI = 10mVRMS
VI = 10mVRMS
-
60
-
dB
-
1.2
-
VRMS
-
3
-
%
Test Circuit
V+
C1
C2
0.1µF
13
L1
2
12
0.1µF R1
9
NOTE
AM/FM SIGNAL
GENERATOR
4
0.1µF
51Ω
10
50µF
1
6
14
2kΩ
0.1µF
5
8
7
3
C3
AC VTVM
0.1µF
DISTORTION
ANALYZER
COMPONENT VALUES
DETECTOR
TRANSFER
CHARACTERISTICS
ƒ L1 C1 R1 Q C2 C3 UPPER LOWER
PEAK
PEAK
MHz µH pF kΩ - pF µF
MHz
MHz
4.5 14 120 20 30 3 0.003 4.58
4.42
5.5 8 100 20 30 3 0.003 5.63
5.37
10.7 2 120 3.9 20 4.7 0.01 10.9
10.5
NOTE: Input to the quadrature coil can be from either terminal 9 or
terminal 10. Terminal 9 is normally used because it lessens the
possibility of overloads during tuning. The use of terminal 10
increases the limiting sensitivity significantly and has been used
successfully in these tests.
8-15
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